Metal ultrathin material for the microphone and the diaphram made by the same ang the microphone comprising the diaphram,申请号KR20040023284-传众专利搜索

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发明名称	Metal ultrathin material for the microphone and the diaphram made by the same ang the microphone comprising the diaphram
摘要
申请公布号	KR100609069(B1)	申请公布日期	2006.08.09
申请号	KR20040023284	申请日期	2004.04.06
申请人		发明人
分类号	H04R7/02	主分类号	H04R7/02
代理机构		代理人
主权项
地址

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